NAME

rwmtx_init — initialize a read/write lock

SYNOPSIS

library “threads”
#include <threadse.h>

int
rwmtx_init(rwmtx_t *rw, int type);

DESCRIPTION

The function rwmtx_init() initializes a read/write lock rw of the given type.

The type argument can be either of

rwmtx_private

the read/write lock is not shared among child processes.

rwmtx_shared

the read/write lock is shared among child processes.

RETURN VALUES

Upon success rwmtx_init() returns thrd_success, otherwise thrd_error will be returned.

SEE ALSO

rwmtx_destroy(3) rwmtx_rdlock(3) rwmtx_wrlock(3) rwmtx_tryrdlock(3) rwmtx_trywrlock(3) rwmtx_timedrdlock(3) rwmtx_timedwrlock(3) rwmtx_unlock(3)

HISTORY

The rwmtx_init() function first appeared in the Adelsbach Enhanced Threading Library.

AUTHORS

Jan Adelsbach <jan@jadelsbach.de>